IHF: laravel_db_mysql_variable doc minor fixes.

dmitry-ivanov · dmitry-ivanov · commit 3292b09695b3 · 2016-06-23T15:34:24.000+03:00
diff --git a/README.md b/README.md
@@ -97,7 +97,7 @@ $now = laravel_db_mysql_now();
 
 Returns value of specified `mysql` variable:
 ```php
-$hostname = (string) laravel_db_mysql_variable('hostname');
+$hostname = laravel_db_mysql_variable('hostname');
 
 // localhost
 ```
